doc-src/Intro/gate.thy
author wenzelm
Sun, 06 Nov 2011 17:53:32 +0100
changeset 45362 dc605ed5a40d
parent 105 216d6ed87399
permissions -rw-r--r--
misc tuning and modernization; more antiquotations;

Gate = FOL +
consts  nand,xor :: "[o,o] => o"
rules   nand_def "nand(P,Q) == ~(P & Q)"
        xor_def  "xor(P,Q)  == P & ~Q | ~P & Q"
end